The funeral of Bobbi Kristina Brown, daughter to singers Bobby Brown and the late Whitney Houston, descended into chaotic scenes as her aunt Leolah Brown was escorted out of the service by movie mogul Tyler Perry.

It may be into its fifth instalment, but there is no sign of things slowing down for the Mission: Impossible franchise. 2011's Ghost Protocol injected a new lease of life into the beast, and now Rogue Nation takes things up another notch.